Using a sequence of keyboard symbols to create a picture.
May be used to depict emotions instead of actually sending any written words.
Considered a part of being fluent in the texting language of txtese.

Txting trix or txttricks may require you to tilt your head to see the image. Winking ;-)

Rather than txt the words "I'm so surprised!", Sasha used txting trix to wordlessly show her emotion :-O

Rather than sms the words "I'm so happy!", Sasha used txting tricks to show her emotion :-)